maybe I should add migrations...

db/migrate/20150423221202_add_timestamps_to_info.rb

@@ -0,0 +1,6 @@
+class AddTimestampsToInfo < ActiveRecord::Migration
+  def change
+    add_column :info, :created_at, :datetime
+    add_column :info, :updated_at, :datetime
+  end
+end

db/migrate/20150423221613_add_timestamps_to_existing_info.rb

@@ -0,0 +1,7 @@
+class AddTimestampsToExistingInfo < ActiveRecord::Migration
+  def change
+    Info.all.each do |i|
+      i.update_attributes(created_at: Time.now)
+    end
+  end
+end